About the Number

131310930

131310929 ← → 131310931

2進数表記:111110100111010010101010010

漢数字表記:一億三千百三十一万九百三十

素因数分解:

2 1 × 3 1 × 5 1 × 883 1 × 4957 1

素因数の和:5850
約数の個数: 32
約数和(自身を含む): 315566784
約数和(自身を除く): 184255854

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 883, 1766, 2649, 4415, 4957, 5298, 8830, 9914, 13245, 14871, 24785, 26490, 29742, 49570, 74355, 148710, 4377031, 8754062, 13131093, 21885155, 26262186, 43770310, 65655465, 131310930]

約数ペア:
[(1, 131310930), (2, 65655465), (3, 43770310), (5, 26262186), (6, 21885155), (10, 13131093), (15, 8754062), (30, 4377031), (883, 148710), (1766, 74355), (2649, 49570), (4415, 29742), (4957, 26490), (5298, 24785), (8830, 14871), (9914, 13245)]

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